The graph above shows the plans for a playground being built at Jones Elementary. If
each unit on the graph represents 10 yards,
what is the perimeter of the playground?
A. 52 yards
B. 520 yards
C. 13 yards
D. 260 yards

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

The formula for the volume of a right square pyramid is given below, where a is the side length of the base and h is the height.

Tony has 7/8 of a candy bar he wants to split the bar into servings that are 3/10 of the bar how many servings can he make. step by step? ?